<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title>button按钮</title>
    <link href="bootstrap/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
    <div class="container">
        <a href="#" class="btn btn-default">Link</a>
        <button class="btn btn-default" type="submit">提交</button>
        <input class="btn btn-default" type="button" value="按钮">
        <br>
        <button type="button" class="btn btn-default">默认btn</button>
        <button type="button" class="btn btn-primary">首选btn</button>
        <button type="button" class="btn btn-success">成功btn</button>
        <button type="button" class="btn btn-info">信息btn</button>
        <button type="button" class="btn btn-warning">警告btn</button>
        <button type="button" class="btn btn-danger">警告btn</button>
        <br>
        <button type="button" class="btn btn-default btn-lg" disabled="disabled">最大按钮</button>
        <button type="button" class="btn btn-default" disabled="disabled">默认按钮</button>
        <button type="button" class="btn btn-default btn-sm" disabled="disabled">小按钮</button>
        <button type="button" class="btn btn-default btn-xs" disabled="disabled">手机按钮</button>
        <br>
        <button type="button" class="btn btn-primary btn-lg btn-block">块按钮</button>
        <button type="button" class="btn btn-success btn-sm active">button</button>
        <a href="#" class="btn btn-info btn-sm active" role="button"></a>
    </div>
</body>
</html>